* {
  margin: 0;
  padding: 0;
}

#kuang {
  width: 100vw;
  height: 100vh;
  background-color: aqua;
}
#kuang .tou_tu {
  width: 100vw;
  height: 20vh;
  background-color: burlywood;
  display: flex;
  justify-content: center;
  align-items: center;
}
#kuang .shuru {
  width: 100vw;
  height: 20vh;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}
#kuang .shuru #ipt {
  border: none;
  border-radius: 15px;
}/*# sourceMappingURL=登录测试.css.map */